Bezel for a watch



FIG. 1 is a top, left, front perspective view of a bezel for a watchshowing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view of FIG. 2;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a rear elevational view thereof.

The ornamental design for a bezel for a watch, as shown and described.